diff options
Diffstat (limited to '')
| -rw-r--r-- | media/ffvpx/libavcodec/x86/flacdsp_init.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/x86/flacdsp_init.c b/media/ffvpx/libavcodec/x86/flacdsp_init.c new file mode 100644 index 0000000000..87daed7005 --- /dev/null +++ b/media/ffvpx/libavcodec/x86/flacdsp_init.c @@ -0,0 +1,115 @@ +/* + * Copyright (c) 2014 James Almer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/attributes.h" +#include "libavcodec/flacdsp.h" +#include "libavutil/x86/cpu.h" +#include "config.h" + +void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, + int qlevel, int len); +void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, + int qlevel, int len); + +#define DECORRELATE_FUNCS(fmt, opt) \ +void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift); \ +void ff_flac_decorrelate_rs_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift); \ +void ff_flac_decorrelate_ms_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift) + +#define DECORRELATE_IFUNCS(fmt, opt) \ +void ff_flac_decorrelate_indep2_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift); \ +void ff_flac_decorrelate_indep4_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift); \ +void ff_flac_decorrelate_indep6_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift); \ +void ff_flac_decorrelate_indep8_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ + int len, int shift) + +DECORRELATE_FUNCS(16, sse2); +DECORRELATE_FUNCS(16, avx); +DECORRELATE_FUNCS(32, sse2); +DECORRELATE_FUNCS(32, avx); +DECORRELATE_IFUNCS(16, ssse3); +DECORRELATE_IFUNCS(16, avx); +DECORRELATE_IFUNCS(32, ssse3); +DECORRELATE_IFUNCS(32, avx); + +av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int channels) +{ +#if HAVE_X86ASM + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_SSE2(cpu_flags)) { + if (fmt == AV_SAMPLE_FMT_S16) { + c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2; + c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2; + c->decorrelate[3] = ff_flac_decorrelate_ms_16_sse2; + } else if (fmt == AV_SAMPLE_FMT_S32) { + c->decorrelate[1] = ff_flac_decorrelate_ls_32_sse2; + c->decorrelate[2] = ff_flac_decorrelate_rs_32_sse2; + c->decorrelate[3] = ff_flac_decorrelate_ms_32_sse2; + } + } + if (EXTERNAL_SSSE3(cpu_flags)) { + if (fmt == AV_SAMPLE_FMT_S16) { + if (channels == 2) + c->decorrelate[0] = ff_flac_decorrelate_indep2_16_ssse3; + else if (channels == 4) + c->decorrelate[0] = ff_flac_decorrelate_indep4_16_ssse3; + else if (channels == 6) + c->decorrelate[0] = ff_flac_decorrelate_indep6_16_ssse3; + else if (ARCH_X86_64 && channels == 8) + c->decorrelate[0] = ff_flac_decorrelate_indep8_16_ssse3; + } else if (fmt == AV_SAMPLE_FMT_S32) { + if (channels == 2) + c->decorrelate[0] = ff_flac_decorrelate_indep2_32_ssse3; + else if (channels == 4) + c->decorrelate[0] = ff_flac_decorrelate_indep4_32_ssse3; + else if (channels == 6) + c->decorrelate[0] = ff_flac_decorrelate_indep6_32_ssse3; + else if (ARCH_X86_64 && channels == 8) + c->decorrelate[0] = ff_flac_decorrelate_indep8_32_ssse3; + } + } + if (EXTERNAL_SSE4(cpu_flags)) { + c->lpc32 = ff_flac_lpc_32_sse4; + } + if (EXTERNAL_AVX(cpu_flags)) { + if (fmt == AV_SAMPLE_FMT_S16) { + if (ARCH_X86_64 && channels == 8) + c->decorrelate[0] = ff_flac_decorrelate_indep8_16_avx; + } else if (fmt == AV_SAMPLE_FMT_S32) { + if (channels == 4) + c->decorrelate[0] = ff_flac_decorrelate_indep4_32_avx; + else if (channels == 6) + c->decorrelate[0] = ff_flac_decorrelate_indep6_32_avx; + else if (ARCH_X86_64 && channels == 8) + c->decorrelate[0] = ff_flac_decorrelate_indep8_32_avx; + } + } + if (EXTERNAL_XOP(cpu_flags)) { + c->lpc32 = ff_flac_lpc_32_xop; + } +#endif /* HAVE_X86ASM */ +} |